#==========================================================================
#
#   Copyright Insight Software Consortium
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#          http://www.apache.org/licenses/LICENSE-2.0.txt
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.
#
#==========================================================================*/

#
#  Example on the use of the ThresholdImageFilter
#

import itk
from sys import argv
itk.auto_progress(2)

dim = 2
IType = itk.Image[itk.UC, dim]

reader = itk.ImageFileReader[IType].New( FileName=argv[1] )
filter  = itk.ThresholdImageFilter[IType].New( reader,
                OutsideValue=eval( argv[3] ) )
# this method can't be called in the New() method because it doesn't
# use the Set notation
filter.ThresholdAbove(  eval( argv[4] )  )

writer = itk.ImageFileWriter[IType].New( filter, FileName=argv[2] )

writer.Update()
